Answer:
x= 2
y=1
Explanation:
2*2y+5y=9
x=2*1
x=2
(x,y) = (2,1)
Check:
2=2*1
2*2+5*1=9
2=2
9=9
x= 2, y= 1
x= 2y
2x +5y =9
substitute x
2 *2y +5y = 9
4y +5y = 9
9y = 9
y =1
x= 2*y = 2*1= 2
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